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47284 (1999 VO173)
Classification: Main-belt Asteroid          SPK-ID: 2047284
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1436207009132898 5.6731e-08  
a 2.485519200430134 1.479e-08 au
q 2.128547190730918 1.445e-07 au
i 3.230802400667592 5.6905e-06 deg
node 332.1467509502417 9.5183e-05 deg
peri 208.0413863126051 9.7313e-05 deg
M 235.6117401376118 2.6633e-05 deg
tp 2459095.039518820705
(2020-Sep-02.53951882)
0.00010847 TDB
period 1431.278377657303
3.92
1.2775e-05
3.498e-08
d
yr
n .2515233972787622 2.2451e-09 deg/d
Q 2.84249121012935 1.6914e-08 au
  Orbit Determination Parameters
   # obs. used (total)      618  
   data-arc span      10256 days (28.08 yr)  
   first obs. used      1991-11-08  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5897  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 04:02:17  

Additional Information
 Earth MOID = 1.13296 au 
 Jupiter MOID = 2.12626 au 
 T_jup = 3.459 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.4   n/a MPO459177  
diameter diameter 4.779 km 0.162 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.049   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

47284 (1999 VO173)          Discovered 1999-Nov-15 by LINEAR at Socorro
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 VO173 = 1997 EX48 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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